 let chartDataStr =decodeHtml(charData);
let chartJsonArray =JSON.parse(chartDataStr);

let arrayLength =chartJsonArray.length;
let numericData =[];
let labelData =[];

for (let i=0;i<arrayLength;i++){
    numericData[i]=chartJsonArray[i].value;
    labelData[i]=chartJsonArray[i].label;
}


const data = {
    labels: labelData,

    datasets: [{
        label: 'My First Dataset',
        data: [300, 50, 100],
        backgroundColor: [
            'rgb(255, 99, 132)',
            'rgb(54, 162, 235)',
            'rgb(255, 205, 86)'
        ],
        hoverOffset: 4
    }]
};
const options ={
    plugins:{
        title:{
            display:true,
            text:"项目状态"
        }
    }
}

new Chart(document.getElementById("myPieChart"),{
    type:"pie",
    data:data,

})
function  decodeHtml(html){
    let txt = document.createElement("textarea")

}


